Key box



FIG. 1 is a front, left, and top perspective view of a key box, showing my new design;

FIG. 2 is a rear, right, and bottom perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a front elevation view thereof;

FIG. 8 is a rear elevation view thereof; and,

FIG. 9 is another front, left, and top perspective view thereof, shown in an open position.

The broken lines shown in the drawings are included for the purpose of illustrating portions of the key box that form no part of the claimed design. 

CLAIM The ornamental design for a key box, as shown and described. 